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diff --git a/staging/smolblok/smolblok.hpp b/staging/smolblok/smolblok.hpp
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+/*
+ * This file is part of smolbote. It's copyrighted by the contributors recorded
+ * in the version control history of the file, available from its original
+ * location: https://library.iserlohn-fortress.net/aqua/smolbote.git
+ *
+ * SPDX-License-Identifier: GPL-3.0
+ */
+
+#ifndef SMOLBOTE_SMOLBLOK_HPP
+#define SMOLBOTE_SMOLBLOK_HPP
+
+#include "filtermanager.hpp"
+#include <QPluginLoader>
+#include <QWebEngineUrlRequestInterceptor>
+#include <smolbote/filterinterface.hpp>
+
+class smolblok
+{
+public:
+ smolblok() = default;
+ ~smolblok()
+ {
+ for(auto &plugin : m_formats) {
+ delete plugin.loader;
+ }
+ }
+
+ auto registerFormatPlugin(const QString &format, const QString &filename)
+ {
+ struct {
+ bool loaded = false;
+ QString error;
+ } ret;
+
+ if(format.isEmpty() || filename.isEmpty()) {
+ ret.error = "Format or filename is empty";
+ return ret;
+ }
+
+ auto *plugin = new QPluginLoader(filename);
+ if(!plugin->load()) {
+ ret.error = plugin->errorString();
+ delete plugin;
+ return ret;
+ }
+
+ auto *instance = qobject_cast<FilterPlugin *>(plugin->instance());
+ if(instance == nullptr) {
+ ret.error = "Unable to cast";
+ delete plugin;
+ return ret;
+ }
+
+ m_formats[format] = PluginInfo{ plugin, instance };
+ ret.loaded = true;
+ return ret;
+ }
+
+ const auto formats() const
+ {
+ return m_formats.keys();
+ }
+
+ bool addSubscriptions(const QString &filename);
+ QWebEngineUrlRequestInterceptor *interceptor()
+ {
+ return &m_subscriptions;
+ }
+
+private:
+ struct PluginInfo {
+ QPluginLoader *loader = nullptr;
+ FilterPlugin *instance = nullptr;
+ };
+
+ QHash<QString, PluginInfo> m_formats;
+ FilterManager m_subscriptions;
+};
+
+#endif // SMOLBOTE_SMOLBLOK_HPP